Finding the Fourth Proportional to 9,956.70, 14,910.41 and 5,784.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,956.70 : 14,910.41 = 5,784.05 : x
2. Step 2: Convert to fraction form
   9,956.70/14,910.41 = 5,784.05/x
3. Step 3: Cross multiply
   9,956.70x = 14,910.41 × 5,784.05
4. Step 4: Simplify right side
   9,956.70x = 86,242,556.96
5. Step 5: Solve for x
   x = 86,242,556.96/9,956.70
6. Step 6: Final answer
   x = 8,661.76